/Engine/Source/Runtime/CoreUObject/Public/Serialization/DerivedData.h
Alpha must be in [0, 1] where 0 returns this priority and 1 returns the target priority.Blocking()is returned if either priority is blocking.
constexpr [FDerivedDataIoPriority](API\Runtime\CoreUObject\Serialization\FDerivedDataIoPriority) InterpolateTo ( const [FDerivedDataIoPriority](API\Runtime\CoreUObject\Serialization\FDerivedDataIoPriority) Target, const float Alpha ) const